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Finding the Fourth Proportional to 235,269.33, 324,672.99 and 127,839.30

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Solution

The fourth proportional to 235,269.33, 324,672.99 and 127,839.30 is: 176,418.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,269.33 : 324,672.99 = 127,839.30 : x
  2. Step 2: Convert to fraction form
    235,269.33/324,672.99 = 127,839.30/x
  3. Step 3: Cross multiply
    235,269.33x = 324,672.99 × 127,839.30
  4. Step 4: Simplify right side
    235,269.33x = 41,505,967,770.51
  5. Step 5: Solve for x
    x = 41,505,967,770.51/235,269.33
  6. Step 6: Final answer
    x = 176,418.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.